ISM Chapter 02

ISM Chapter 02 - Chapter 2 2.1 Nominal: Occupation,...

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Chapter 2 2.1 Nominal: Occupation, undergraduate major. Ordinal: Rating of university professor, Taste test ratings. Interval: age, income 2.2 a Interval b Interval c Nominal d Ordinal 2.3 a Interval b Nominal c Ordinal d Interval e Interval 2.4 a Nominal b Interval c Nominal d Interval e Ordinal 2.5 a Interval b Interval c Nominal d Interval e Nominal 2.6 a Interval b Interval c Nominal d Ordinal e Interval 2.7 a Interval b Nominal c. Nominal 5
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d Interval e Ordinal f Ordinal 2.8 a Interval b Ordinal c Nominal d Ordinal 2.9 a Interval b Nominal c Nominal 2.10 a Ordinal b Ordinal c Ordinal 2.11a Bar Chart 0 10 20 30 40 50 60 70 A B C D E Brand Frequency 6
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b Pie Chart A 15% B 28% C 18% D 14% E 25% c Brands B and E are most popular, but no one brand dominates the market. 2.12 a Most graduates are managers or are doing clerical work. 7 Pie Chart Unemployed 5% Manager 31% Blue-collar 10% Clerical 35% Other 19%
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2.13 Location and choice of majors dominate the responses. 2.14 Most consumers get their information from the consumer guide. 8 Pie Chart Location 39% Majors 22% Reputation 10% Career 16% Community 5% Number 8% Pie Chart Guide 52% Dealership 28% Word 12% Internet 8%
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2.15 Bar Chart 119 204 118 59 45 0 50 100 150 200 250 Excellent Good Average Poor Unacceptable A large proportion of customers rate the facilities as average or better. 2.16 The horse has had a satisfactory career, but not outstanding one. 9 Bar Chart 11 24 35 28 20 6 5 3 0 5 10 15 20 25 30 35 40 First Second Third Fourth Fifth Sixth Seventh Eighth
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2.17 Most of HP’s revenue comes from the sale of computers. 2.18a A bar chart is suitable for these results. A pie chart is incorrect. b As income increases so does ownership of retirement savings plans. 10 Pie Chart Computers 75% Test 12% Medical 6% Analytical 4% Electronic 3% Bar Chart 3% 13% 28% 40% 49% 51% 57% 63% 68% 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 <$10K $10-$20K $20-$30K $30-$40K $40-$50K $50-$80K $80-$100K $100-%250K >$250K Income Group Percent Invested
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2.19a Bar Chart 175.4 349.8 407.9 68.9 53.9 0 50 100 150 200 250 300 350 400 450 Europe asia North America South America Africa b Pie Chart Europe 17% asia 33% North America 38% South America 7% Africa 5% Most immigrants come from North America (and Central America) and Asia. 11
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2.20 We use a pie chart to depict the proportion of all firms with health insurance categorized by the size of the firm. Thus, 40% of all firms with health insurance have fewer than 10 employees. Pie Chart <10 40% 10 to 24 18% 25 to 99 15% 100 to 499 9% 500 to 999 3% 1000+ 15% Bar Chart 33.2 67.1 83 93.9 96.8 97.7 0 25 50 75 100 <10 to 24 25 to 99 100 to 499 500 to 999 1000+ Firm size Percentage of all firms We use a bar chart to depict the proportion of firms in each size category that has health insurance. For example, 97.7% of firms with 1,000 or more employees have health insurance. 12
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2.21 Canadians pay too much tax. 2.22 Canadians pay too much tax. 13 Pie Chart Crude oil 42% Company 10% Margin 7% Taxes 41% Pie Chart Distiller 19% Markup 49% Sales tax 10% GST 6% Duty 16%
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2.23a Bar Chart 0 500,000 1,000,000 1,500,000 2,000,000 2,500,000 3,000,000 Agriculture Mining Construction Manufacturing Transportation Wholesale Retail Finance Services Other b Histogram 0 50 100 40 46 52 58 64 70 76 82 88 94 Times Frequency c Both charts indicate that the service and retail industry dominate.
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This homework help was uploaded on 04/18/2008 for the course STAT 212 taught by Professor Holt during the Spring '08 term at UVA.

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ISM Chapter 02 - Chapter 2 2.1 Nominal: Occupation,...

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